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(TERMINAL) MAC: cd ~/Library/Application\ Support/; mkdir -p ZcashParams/ && chmod 755 ZcashParams/;cd ~/Library/Application\ Support/ZcashParams/; curl –remote-name https://download.z.cash/downloads//sapling-spend.params; curl –remote-name https://download.z.cash/downloads//sprout-verifying.key; curl –remote-name https://download.z.cash/downloads//sprout-proving.key; curl –remote-name https://download.z.cash/downloads//sapling-output.params; curl –remote-name https://download.z.cash/downloads//sprout-groth16.params